CSRF in Get-Simple Getsimplecms

CVE-2021-47830

GetSimple CMS My SMTP Contact Plugin 1.1.1 contains a cross-site request forgery (CSRF) vulnerability. Attackers can craft a malicious webpage that, when visited by an authenticated administrator, can change SMTP configuration settings in the plugin. This may allow unauthorized changes but does not directly enable remote code execution.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.003 (27.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-47830?
CVE-2021-47830 is a medium-severity vulnerability in Get-Simple Getsimplecms, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.5/10. Published 2026-01-21.
How severe is CVE-2021-47830?
Medium severity. CVSS v3 base score is 6.5 out of 10.